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Atlas / NTSB / SEA76DYC41

NTSB CAROL · Event

Event SEA76DYC41

1976-04-13 PORTLAND, Oregon, United States None 1 aircraft Status: Completed

Registry · N7600B

FAA Aircraft Registry record.

Make / Model

LEWIS DOYLE L MARK IV

Engine

BOMBARDIER ROTAX (ALL)

Seats / Engines

2 seats · 1 engine

Last airworthiness date

19940721

ADS-B equipped

Yes — Mode-S AA43E2

Registrant of record

PALAFOX RAMIRO

Source: FAA Aircraft Registry (releasable master file).

Aircraft involved

Historical record (pre-1982)

NTSB recorded this accident in the pre-1982 coded-field schema — structured fields rather than free-text narrative. Decoded codes use established NTSB single-letter taxonomies; cause factors remain verbatim pending the Form 6120.4 codebook lookup.

Aircraft

PIPER PA-18 · N7600B

Damage

Substantial

Craft type

Airplane

Classification

Accident

Light condition

Dawn

Weather

VMC

Phase of flight

EE

Operator type

J

Airport

TROHS

Kind of flying

B0

Weather at impact

Sky

OVERCAST

Temp

50° F

Aircraft history

Serial number

000000018509

Total time

7,800 hrs

Pilot

Certificate

Commercial — instrument

Total hours

778

Age

59

Probable cause (from PRE1982.MDB)

TREES. T/D OVR HALFWAY DWN STRIP.

Investigator remarks

LND DUE TSTMS IN AREA. SHORT STRIP SURROUNDED BY

Cause factors

  • 64/C/46 C
    PILOT IN COMMAND MISJUDGED DISTANCE AND SPEED Cause
  • 64/C/07 C
    PILOT IN COMMAND DELAYED IN INITIATING GO-AROUND Cause
  • 83/K/I K
    TERRAIN HIGH OBSTRUCTIONS Joint factor
  • 82/L/J L
    WEATHER SUDDEN WINDSHIFT
  • 82/L/X L
    WEATHER THUNDERSTORM ACTIVITY
  • 80/L/BY L
    AIRPORTS/AIRWAYS/FACILITIES OTHER

Decoded against the NTSB Form 6120.4 cause-factor codebook (ct_Pre1982 table). Each row shows the raw triplet, modifier (Cause / Factor / etc.), category, and specific code.

Source: NTSB pre-1982 historical archive. Docket 3 1201. Source file NTSB_1976_3_1201.txt. Modern CAROL record on data.ntsb.gov ↗.